题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习:HL Topic B3.3 Muscle and motility



 作者: admin发布日期: 2025-01-27 11:07   总分: 9分  得分: _____________

答题人: 匿名未登录  开始时间: 25年01月27日 11:07  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) (组内1/4) 切至整卷模式 搜藏此题  
第 1 题组 (共 4 题 4 分)
  1. What are the roles of the giant protein, titin, in muscle co9;yq5 6bdx1h 5e4jimi pctuk4ntraction and relaxati9k4 c1 5;y5tj qh6udx4mbe iipon?
I. It plays a role in elastic recoil of sarcomeres.
II. It binds to myosin in sarcomeres.
III. It resists overstretching of muscle fibres.
IV. It resists overcontraction of muscle fibres.

参考答案:    

标记此题
2#
 
单选题 ( 1.0 分) (组内2/4) 切至整卷模式 搜藏此题  
  2. Why do limb muscles act as antagonistic (ivbgal +h; :npairs to move a limb?

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) (组内3/4) 切至整卷模式 搜藏此题  
  3. Which row correctly shows the functiongpt m29vmvo4h+.q4tdx(hkd/( d lw)r of each component of a synovial joint? +qvhd hptv x.ord 4km((dt/)9l wgm24



参考答案:    

标记此题
4#
 
问答题 ( 1.0 分) (组内4/4) 切至整卷模式 搜藏此题  
4. Marine mammals breathe air but have adaptations that allow them t- k dsbi0be;t*o live in waterbd;t*- ks 0ebi.
List three adaptations of marine mammals to aquatic life.
参考答案:    

标记此题
5#
 
问答题 ( 1.0 分) (组内1/3) 切至整卷模式 搜藏此题  
第 2 题组 (共 3 题 3 分) 当前第1/3题
题组内容描述:
5. The image shows a sarcomere under the electron microscope.
(a) Label the following os*r8uz e0:cjtwyn0 8r n the diagram:
A – An area containing only actin filaments.
B - An area containing both actin and myosin filaments.
参考答案:    

标记此题
6#
 
问答题 ( 1.0 分) (组内2/3) 切至整卷模式 搜藏此题  
第 2 题组 (共 3 题 3 分) 当前第2/3题
题组内容描述:
5. The image shows a sarcomere under the electron microscope.
(b) Use the scale bar to estimate the actual length of this sarcomere. Show mz 7q48 zi/iunyour working and include unitszinu4iqm8/z 7 .
参考答案:    

标记此题
7#
 
问答题 ( 1.0 分) (组内3/3) 切至整卷模式 搜藏此题  
第 2 题组 (共 3 题 3 分) 当前第3/3题
题组内容描述:
5. The image shows a sarcomere under the electron microscope.
(c) The semimembranosus muscle is found in the human thigh. When it contract39 eubabkevucqh;w d+1 p lxh.l0o y/);eg8x3s it can extend the knee joint and flex the hip joint. It has a maximum sarcomere length of bqx.obuwc/uxe9 8ayg; +dkl)l ep3e vh3 h01;4.4 µm and a minimum of 1.5 µm.
Calculate the percentage change in sarcomere length for this muscle when it contracts from 4.4µm to 1.5µm.
参考答案:    

标记此题
8#
 
问答题 ( 1.0 分) (组内1/2) 切至整卷模式 搜藏此题  
第 3 题组 (共 2 题 2 分)
6. Ventilation in mamma-7or :4 a/o gap,h qkq* hyt6adsw/3wcls involves the movement of the rib cage upwards then downwards directions f-, ogh p7k*acqwhatrd6qawo :/34y /sor inhalation and exhalation.
Discuss how the external and internal intercostal muscles act as an antagonistic pair of muscles to cause these movements.
参考答案:    

标记此题
9#
 
问答题 ( 1.0 分) (组内2/2) 切至整卷模式 搜藏此题  
7. Outline the role of ttc74u, trgr.pu -jri 1he motor neuron, the neuromuscular junction and muscle fibresur4t-rj17ptg rcui , . in skeletal muscle contraction.
参考答案:    

  • :
  • 总分:9分 及格:5.4分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题,此次习题练习共有 9 道题
    本系统支持习题练习,作业与考试三大模式,作业考试自动评分,成绩排序一键导出,可设定动态变量同一试卷千人千题
    如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

    浏览记录|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

    GMT+8, 2025-4-12 13:27 , Processed in 0.145601 second(s), 46 queries , Redis On.